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  1. Replies
    4
    Views
    906

    I have a zebra. It is for checking and tuning...

    I have a zebra. It is for checking and tuning ecm motors. But I agree, If you don't know what you are doing, call someone who does.
  2. Replies
    17
    Views
    1,685

    Just started working. graduated in may. what is...

    Just started working. graduated in may. what is wrong is the a coil should have been replaced as well as the lineset. homeowner didnt want to spend more money. I am against pulling a vaccuum without...
  3. Replies
    17
    Views
    1,685

    Charge not weighed in micron guage not used

    Here's the deal..... Someones been stealing condensors in this area. homeowner says "replace the condensor." bad idea. Replaced the condensor. pulled a vaccuum without a micron gauge. (nother bad...
  4. Thread: 134a

    by roosel
    Replies
    13
    Views
    1,130

    I apologize for the lack of details. this is my...

    I apologize for the lack of details. this is my first post. I believe it was close to 2 tons. Again I apologize in advance for my poor memory. the label was worn and I almost mistook it for a 22...
  5. Thread: 134a

    by roosel
    Replies
    13
    Views
    1,130

    when I asked him what they should be he told me...

    when I asked him what they should be he told me that it depends on the size of the unit. I am beginning to think I know more about HVAC than he does. either way I am beginning to doubt him. and will...
  6. Thread: 134a

    by roosel
    Replies
    13
    Views
    1,130

    I don't know. my boss told me to connect my...

    I don't know. my boss told me to connect my guages and tell him the pressures. he wanted me to do this because he saw the suction line was frosted. I am sorry i could not be more specific.
  7. Thread: 134a

    by roosel
    Replies
    13
    Views
    1,130

    I'm guessing it was for a cooler? it is on a...

    I'm guessing it was for a cooler? it is on a resturaunt.
  8. Thread: 134a

    by roosel
    Replies
    13
    Views
    1,130

    134a

    I am an inexperienced tech and have never worked with 134a. Today I was asked to check out a rooftop unit with 134a. what are the normal operating pressures for 134a? I know r-22 is around 70 to 75...
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